<template>
    <view>
        <view class="login-container">
            <!-- 提示登录的图标 -->
            <uni-icons type="contact-filled" size="100" color="#AFAFAF"></uni-icons>
            <!-- 登录按钮 -->
            <!-- <button type="primary" class="btn-login" open-type="getUserInfo" @getuserinfo="getuserinfo">一键登录</button> -->
            <button type="primary" class="btn-login" @click="getUserProfile">一键登录</button>
            <!-- 登录提示 -->
            <div class="tips-text">登录后尽享更多权益</div>
        </view>
    </view>
</template>

<script>
    import {mapMutations,mapState} from 'vuex'
    export default {
        name:"my-login",
        computed:{
            ...mapState('m_user',['redirectInfo'])
        },
        data() {
            return {
                
            };
        },
        methods:{
            ...mapMutations('m_user',['updateUserInfo','updateToken','updateRedirectInfo']),
            // getuserinfo(e){
            //     if(e.detail.errMsg === 'getUserInfo:fail auth deny') return uni.$showMsg('您取消了登录授权！')
                
            //     console.log(e.detail.userInfo);
            // },
            getUserProfile() {
                    uni.getUserProfile({
                      desc: '你的授权信息',
                      success: (res) => {
                        // 将信息存到 vuex 中
                        this.updateUserInfo(res.userInfo)
                        this.getToken(res)
                      },
                      fail: (res) => {
                        return uni.$showMsg('您取消了登录授权')
                      }
                    })
            },
            async getToken(info){
                const [err,res] = await uni.login().catch(err => err)
                // 判断是否wx.login()调用失败
                if(err || res.errMsg !== 'login:ok') return uni.$showMsg('登录失败！')
                
                console.log(info)
                console.log(res)
                //准备参数对象
                const query = {
                    code: res.code,
                    encryptedData: info.encryptedData,
                    iv: info.iv,
                    rawData: info.rawData,
                    signature: info.signature
                }
                
                // 换取token
                // const {data : loginResult } = await uni.$http.post('/api/public/v1/users/wxlogin',query)
                // if(loginResult.meta.status !== 200) return uni.$showMsg('登录失败！')
                // uni.$showMsg('登录成功！')
                
                // 直接把token保存到vuex中
                this.updateToken('Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1aWQiOjIzLCJpYXQiOjE1NjQ3MzAwNzksImV4cCI6MTAwMTU2NDczMDA3OH0.YPt-XeLnjV-_1ITaXGY2FhxmCe4NvXuRnRB8OMCfnPo')
                this.navigateBack()
            },
            navigateBack(){
                if(this.redirectInfo && this.redirectInfo.openType === 'switchTab'){
                    uni.switchTab({
                        url:this.redirectInfo.from,
                        complete: () =>{
                            this.updateRedirectInfo(null)
                        }
                    })
                }
            }
        }
    }
</script>

<style lang="scss">
    
.login-container {
    height: 750rpx;
    display:flex;
    flex-direction: column;
    align-items:center;
    justify-content:center;
    background-color:#f8f8f8;
    position: relative;
    overflow: hidden;
    position: relative;
    overflow: hidden;
    
    &::after {
        content: ' ';
        display: block;
        width: 100%;
        height: 40px;
        background-color: white;
        position: absolute;
        bottom: 0;
        left: 0;
        border-radius: 100%;
        transform: translateY(50%);
    }
    .btn-login {
        width: 90%;
        border-radius: 100px;
        margin:15px 0;
        background-color: #c00000;
    }
    .btn-text {
        font-size: 12px;
        color: gray;
    }
}
</style>